startup_ipi_hook 949 include/asm-x86/paravirt.h static inline void startup_ipi_hook(int phys_apicid, unsigned long start_eip, startup_ipi_hook 72 include/asm-x86/smp.h #define startup_ipi_hook(phys_apicid, start_eip, start_esp) do { } while (0)